diff options
Diffstat (limited to 'drivers/arm/i2c_master.h')
| -rw-r--r-- | drivers/arm/i2c_master.h | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/arm/i2c_master.h b/drivers/arm/i2c_master.h index efe3909a66..3d3891289f 100644 --- a/drivers/arm/i2c_master.h +++ b/drivers/arm/i2c_master.h @@ -27,10 +27,6 @@ #include "ch.h" #include <hal.h> -#if defined(STM32F1XX) || defined(STM32F1xx) || defined(STM32F2xx) || defined(STM32F4xx) || defined(STM32L0xx) || defined(STM32L1xx) -# define USE_I2CV1 -#endif - #ifdef I2C1_BANK # define I2C1_SCL_BANK I2C1_BANK # define I2C1_SDA_BANK I2C1_BANK @@ -62,14 +58,6 @@ # define I2C1_DUTY_CYCLE STD_DUTY_CYCLE /* FAST_DUTY_CYCLE_2 */ # endif #else -// The default PAL alternate modes are used to signal that the pins are used for I2C -# ifndef I2C1_SCL_PAL_MODE -# define I2C1_SCL_PAL_MODE 4 -# endif -# ifndef I2C1_SDA_PAL_MODE -# define I2C1_SDA_PAL_MODE 4 -# endif - // The default timing values below configures the I2C clock to 400khz assuming a 72Mhz clock // For more info : https://www.st.com/en/embedded-software/stsw-stm32126.html # ifndef I2C1_TIMINGR_PRESC @@ -93,6 +81,16 @@ # define I2C_DRIVER I2CD1 #endif +#ifndef USE_GPIOV1 +// The default PAL alternate modes are used to signal that the pins are used for I2C +# ifndef I2C1_SCL_PAL_MODE +# define I2C1_SCL_PAL_MODE 4 +# endif +# ifndef I2C1_SDA_PAL_MODE +# define I2C1_SDA_PAL_MODE 4 +# endif +#endif + typedef int16_t i2c_status_t; #define I2C_STATUS_SUCCESS (0) @@ -103,7 +101,6 @@ void i2c_init(void); i2c_status_t i2c_start(uint8_t address); i2c_status_t i2c_transmit(uint8_t address, const uint8_t* data, uint16_t length, uint16_t timeout); i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout); -i2c_status_t i2c_transmit_receive(uint8_t address, uint8_t* tx_body, uint16_t tx_length, uint8_t* rx_body, uint16_t rx_length); i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout); i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout); void i2c_stop(void); |